424140530 has 32 divisors (see below), whose sum is σ = 834660288. Its totient is φ = 153899200.

The previous prime is 424140527. The next prime is 424140533. The reversal of 424140530 is 35041424.

It is an interprime number because it is at equal distance from previous prime (424140527) and next prime (424140533).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 424140496 and 424140505.

It is not an unprimeable number, because it can be changed into a prime (424140533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50084 + ... + 57936.

It is an arithmetic number, because the mean of its divisors is an integer number (26083134).

Almost surely, 2^424140530 is an apocalyptic number.

424140530 is a deficient number, since it is larger than the sum of its proper divisors (410519758).

424140530 is a wasteful number, since it uses less digits than its factorization.

424140530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8362.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 424140530 is about 20594.6723693289. The cubic root of 424140530 is about 751.3401402355.

Adding to 424140530 its reverse (35041424), we get a palindrome (459181954).

The spelling of 424140530 in words is "four hundred twenty-four million, one hundred forty thousand, five hundred thirty".